00289nam a2200121Ia 45000030006000000080041000060400015000471000021000622450046000832600009001295460012001380050017001500STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aMaramorosch Karl  aBiological transmission of disease agents  c1962  aEnglish20220125170505.0